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Find T(t), N(t), and B(t) for r(t) = t^2 i + (2/3)t^3 j + t k...

Find T(t), N(t), and B(t) for r(t) = t^2 i + (2/3)t^3 j + t k at the point P ( 1, (2/3) , 1)

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